Magma from the mantle finds its way to the surface, where it erupts as lava or ash and gas—sometimes in spectacular spurts, ...

Giant, large-scale eruptions can have more serious impacts. One such event contributed to the demise of the dinosaurs 66 ...

Have you heard or read about the Axial Seamount? The Axial is an underwater volcano located approximately 480 kilometers ...

Axial Seamount has drawn intense interest from scientists. It is now the best-monitored underwater volcano in the world. The volcano is a prolific erupter in part because of its location, Chadwick ...

Why do researchers believe an underwater volcano off the Oregon Coast will erupt in 2025? Researchers at Oregon State University's Hatfield Marine Science Center are monitoring the Axial Seamount ...

Fortunately for residents of California, Oregon and Washington, Axial Seamount doesn't erupt explosively, so it poses zero risk of any tsunami.

The volcano, known as Axial Seamount, is more than 4,900 feet beneath the Pacific Ocean and 300 miles off the Oregon coast, but it is showing signs it will soon erupt for the first time since 2015.

Axial Seamount, by contrast, is a volcano that, during eruptions, oozes lava—similar to the type of eruptions in Kilauea on the Big Island of Hawaii.

Nearly a mile deep and about 700 miles northwest of San Francisco, the volcano known as Axial Seamount is drawing increasing scrutiny from scientists who only discovered its existence in the 1980s.

A mysterious and highly active undersea volcano off the Pacific Coast could erupt by the end of this year, scientists say. Nearly a mile deep and about 700 miles northwest of San Francisco, the ...

Nearly a mile deep, the Pacific Ocean volcano known as Axial Seamount is drawing increasing scrutiny from scientists who only discovered its existence in the 1980s.

Nearly a mile deep, the Pacific Ocean volcano known as Axial Seamount is drawing increasing scrutiny from scientists who only discovered its existence in the 1980s.